summaryrefslogtreecommitdiff
path: root/Build/source/texk/web2c/tests
diff options
context:
space:
mode:
authorKarl Berry <karl@freefriends.org>2021-02-13 02:14:44 +0000
committerKarl Berry <karl@freefriends.org>2021-02-13 02:14:44 +0000
commitbb00ea3d16a96a5d17f2f29be8feab8e44d3ed90 (patch)
tree209e274668a4765992a8b1abf03c43cb89a06973 /Build/source/texk/web2c/tests
parent49c443783018e706f09ac76ad1e1eb2413272b68 (diff)
\tracingstacklevels: new cross-engine parameter proposed and implemented by Petr Olsak
git-svn-id: svn://tug.org/texlive/trunk@57724 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Build/source/texk/web2c/tests')
-rw-r--r--Build/source/texk/web2c/tests/tracingstacklevel2.tex4
-rw-r--r--Build/source/texk/web2c/tests/tracingstacklevels.tex22
2 files changed, 26 insertions, 0 deletions
diff --git a/Build/source/texk/web2c/tests/tracingstacklevel2.tex b/Build/source/texk/web2c/tests/tracingstacklevel2.tex
new file mode 100644
index 00000000000..a3879ffabba
--- /dev/null
+++ b/Build/source/texk/web2c/tests/tracingstacklevel2.tex
@@ -0,0 +1,4 @@
+% $Id$
+% Public domain. Originally written by Karl Berry, 2021.
+% Trivial subfile for tracingstacklevels.tex.
+\b2
diff --git a/Build/source/texk/web2c/tests/tracingstacklevels.tex b/Build/source/texk/web2c/tests/tracingstacklevels.tex
new file mode 100644
index 00000000000..e2509a8b82c
--- /dev/null
+++ b/Build/source/texk/web2c/tests/tracingstacklevels.tex
@@ -0,0 +1,22 @@
+% $Id$
+% Public domain. Originally written by Karl Berry, 2021.
+% Trivially test \tracingstacklevels (works with initex).
+% (Run by hand; not included in the make check tests.)
+% See tracingstacklevels.ch and the pdftex manual for more info.
+
+\catcode`\{=1 \catcode`\}=2 \catcode`\#=6
+
+%\tracingcommands=3 % more output if you want to see
+
+\tracingmacros=2 % so macro expansion is logged at all
+\tracingstacklevels=2 % cut off at level 2
+
+\def\a#1{\relax} % arguments since parameter logging is affected too
+\def\b#1{\a{#1}}
+\b1
+
+% try \input, which counts as another level for this.
+% The file expands \b again.
+\input tracingstacklevel2
+
+\end